Boiler



June J, E. JNES BOILER Filed April 16, '1928 CI'. l l l l l www lltlllr.

611201,14 ma o i sof fuel,

'i 1o be caused Vto circulatethrough the`\tub`esjand j bustionpass to thechimney.

n 'v 20 inthe precise embodiment ofthe invent? ,ea-antec iunefiaieeo 4 i,7164,960

UNIT; .STATES i PATENT OF-FIC Jenn riunNEsr JoNns; -or nmrmaromajn Appngaaon mea Apri-1 -1e, 192s. semi m.' 970,375. l

The present invention relates to a -boilerl0, the briclr' arch extendigover the upper construction and aims to provide a novel conends of certain tubes 16, todnectv the heat latstructionwhereby the maximum Vdegree of erallyand partially'obstruct Athe passage of 'heat maybe obtainedA from a given quantity the heat throu 'h the boiler. f;

f 'y Thus it will. obvious that due to this eci'xie` 515 y.The primary object ofthe. invention-is .the structionthewater which surroundsthe tubes provision of a novel arrangement of tubes of the boiler will-be heatedfby thefheat'andf' Y and heating chambers tothe end ,that the other products of combustion through the heat and other products of combustion: will` tubes, 16:- The-products offcombustion from the 4tubes 16 into the heating chamber AV 0 which is surrounded-bythe water-inthe oiler whereuponthe watertakes uptheheat "f' y fatthis'pont. f l lWith the foregoing and other obectsinl "As the productsof combustionpassthrou''gli 5 n 15 view, which will appear as .the desc .iption tubes 19 to theJheat-ing chamber 17, itwill Y65 v 3 proceeds, the invention resides in the combi- 588811 that the Water willbe .thoroughly 1182ination and arrangementof parts and the.8d t0 the 8nd thaithmaximllm 118819 may be i details of construction hereinafter descnibedbtined from a givtl'quantityoffnel. x vand claimed, it being understood that change 1" Oneend ofthe heatmghmbel 10 is' @1058(1 by means of thezhinged closure 13 sojthat-the 70x .herein disclosed, may be madewithin th heating chamberandtubes may be`, r eadily.'v scope 'of what is claimed, without departing'f- =818a118 1 -Drfpenmgs :1 4 ,lfplded iii 1' from the spirit of the invention. l theslll' 13, th'dl'afS-OPBIIII Ming-18011#` Referring tov the drawing: z 1 trolled pradjustedby means ofteslide 15,'so 25.' ,Figure l is a longitudinal sectional .view i, thatadr'aft of airmaybedirected'td the-Alleati.;y 15 through a boiler` constructed in accordance vChalllbelS dftlfbefito aid-Oomblltiom I heating chambers tothoroughly he at the' .water 1n the boiler, as the productiljof com with the invention. y Vbes .16 havetheirfends I v Figure 2 is a sectional viewltakenv online 'the 'tube' 'sheets 8 and 11 respectively, andes- 2'2 of Figure 1. tabllsh communication betweenthcombus- '30 Referring to th .drawing in detal,the'ref lti chamber 9 and heating 'chamberv 10.801 80 erence character indicates the `boiler casing, tha ..118il/mf-y158SSUPWRId1y through the which hasalateral extension 46. rlfhe rebox tub anti iI'ltOgthe heating'chamberfl- L0- is indicated bythe reference character-7 above vcate ati/the oute'rfend of the lateral .extension 'which is varrangedja, tubegsheet, 8 which. dei6, is heat-in chamber 17, enef'w'al-lof the nesa combustioncharnberQ.V A wall 8 eX- h81 '11g vChlllil I? b811g-01m8d11t0btb8'-l85 r tends'downwardlj1 'romthetube sheet 8.fand' sheet. 18,/the`1sam8 b8'111g 'C111V8d @Sl-*Clearly defines .al water compartment 9v around the sb/own by Figure '1 fthelfawng. Tllbescombustion chamber to heat Water at this ,/19 connect lthe tube sheetsl 12 and. 18 and espoint, it being understood that the; water/ tablish communica-tion between the heating 4G'comp'artment 9 is in 'communication with chambers 0 and 17. i 1, 90 themain boiler, I 'f' As shown, the heating chamberl 17 *hor'a- Located at one-end of the lateral'extensionsubstantially large port'onjnd a taperediexel- 6, is aheating chamberlO, onev wall thereof jtlemity, "the taper extremity "passingglv being' in the form'of af tube sheet -11 while through the end Wall/fo" he lateral extension lj 45 thrend Wall thereof'is curvedy and formed whereit provideean extensionto receive oneV `95 with openings defining an vend tube sheet, the end of thefchilmyy Whh iS indicated at 20. last mentioned tubes eet being indicated by llam.

' thereference character 12. A boiler comprising a casing having a ver- Thereference character 21 indcatesa brick tical: portion and a laterally extending4 por- $50 arch positioned within the heating chamber tion at the upper -end of the've'rtical portion 109'- and in open communication therewith, a rebox in the vertical portion, said re-box having its to Wall formed as a tube sheet, a combustion c amber free from Water tubes, dis' 5 posed within the space enclosedbymhe junction of said vertical and laterallyextending portions and having its bottom wall formed as a tube sheet matmg with the said re-box f tube sheet, vertical re tubes Connecting said tube sheets, an'outwardly tapering smoke,

chamber disposed Within the outer end of the laterally extending portion and having its inner Wall formed as a tube sheet, the vertically eXtendinO' inner wall of said combustion chamber lbeing also formed as a tube sheet, horizontal re tubes connecting said ltwo last named ,tube sheets, certain of said tubes being so disposed as to' direct their gases against the tapering wall of said smoke-box,

' 20 a stack communicating with .the outer end of said smoke-box, an inclined baffle disposed in the lower inner end of said combustion chamber and overlying the upper ends of certain of said vertical re tubes, and a damper ontrolled air inlet vto'said combustion cham- In' testimony that'I claim the foregoing as my own, I have hereto affixed my signature.

- JOHN EARNEST JONES. 

